Rotatable display unit for a gaming machine



FIG. 1 is a front elevational view of a rotatable display unit for a gaming machine showing the new design;

FIG. 2 is a rear elevational view thereof;

FIG. 3 is a left elevational view thereof;

FIG. 4 is a right elevational view thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is a bottom plan view thereof.

The broken lines shown in the drawings illustrate portions of environmental structure and form no part of the claimed design. 

The ornamental design for a rotatable display unit for a gaming machine, as shown and described. 